diff --git a/src/test/java/com/avaje/tests/history/TestHistoryInsert.java b/src/test/java/com/avaje/tests/history/TestHistoryInsert.java
index fff315827..3ffa0b8b7 100644
--- a/src/test/java/com/avaje/tests/history/TestHistoryInsert.java
+++ b/src/test/java/com/avaje/tests/history/TestHistoryInsert.java
@@ -17,7 +17,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class TestHistoryInsert extends BaseTestCase {
 
   @Test
-  public void test() {
+  public void test() throws InterruptedException {
 
     SpiEbeanServer defaultServer = (SpiEbeanServer)Ebean.getDefaultServer();
     if (!"h2".equals(defaultServer.getDatabasePlatform().getName())) {
@@ -41,6 +41,7 @@ public class TestHistoryInsert extends BaseTestCase {
     assertThat(versions).hasSize(1);
 
     user.setName("Jim v2");
+    Thread.sleep(10); // wait, to ensure that whenModified differs
     Ebean.save(user);
 
     history = fetchHistory(user);
diff --git a/src/test/java/com/avaje/tests/types/TestNewTypes.java b/src/test/java/com/avaje/tests/types/TestNewTypes.java
index db0cebe8e..5fc5edaa4 100644
--- a/src/test/java/com/avaje/tests/types/TestNewTypes.java
+++ b/src/test/java/com/avaje/tests/types/TestNewTypes.java
@@ -19,8 +19,7 @@ public class TestNewTypes extends BaseTestCase {
 
   private static final String TEMP_PATH = new File("/tmp").getAbsolutePath();	
   @Test
-  public void testInsertUpdate() throws IOException {
-
+  public void testInsertUpdate() throws IOException, InterruptedException {
     SomeNewTypesBean bean = new SomeNewTypesBean();
     bean.setLocalDate(LocalDate.now());
     bean.setLocalDateTime(LocalDateTime.now());
@@ -42,7 +41,7 @@ public class TestNewTypes extends BaseTestCase {
     bean.setMonth(Month.SEPTEMBER);
 
     Ebean.save(bean);
-
+    Thread.sleep(10); // wait, to ensure that instant < Instant.now()
     List<SomeNewTypesBean> list = Ebean.find(SomeNewTypesBean.class).where().lt("instant", Instant.now()).findList();
     assertTrue(!list.isEmpty());